# coding: UTF-8

import turtle
pen = turtle.Pen()	# 初始化画笔
pen.forward(100)	# 画笔前进100像素

#绘制圆形
pen.circle(100)

#设置颜色
pen.color('red')

#设置速度0
pen.speed(0)

#重复绘制圆形
for i in range(10):
	pen.circle(10 * i + 10)

#清空屏幕
pen.reset()

#绘制矩形
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)
pen.forward(100)
pen.left(50)

raw_input('input your name')

